/**
 * Created by guanghui_wan on 2017/7/21.
 */

function init(vue) {
  var userAgentInfo = navigator.userAgent;
  if (userAgentInfo.indexOf('Wochacha') > 0) {
    vue.wccconfig.isApp = true
  } else {
    vue.wccconfig.isApp = false
  }
  if (userAgentInfo.indexOf('Android') > 0) {
    vue.wccconfig.isAndroid = true
  } else {
    vue.wccconfig.isAndroid = false
  }
}

/**
 * 判断是否支持Wccia协议
 * 这里包括login、openwebview
 * @returns {boolean}
 */
function supportWccia() {
  return supportVersion('8.4.5')
}

/**
 * 判断是否支持wccia://share和wccia://showshare
 * @returns {boolean}
 */
function supportShare() {
  return supportVersion('8.1.0')
}

/**
 * 判断是否支持wccia://jump/68跳转我的积分
 * @returns {boolean}
 */
function supportMyPoints() {
  return supportVersion('8.5.0')
}

/**
 * 判断是否支持wccia://getuserparams协议
 * @returns {boolean}
 */
function supportGetNativeParameter() {
  return supportVersion('8.5.0')
}

function notLessThan935() {
  return supportVersion('9.3.0')
}

/**
 * 判断支持的版本
 * @param markV 版本号 三位，比如9.0.0
 * @returns {boolean}
 */
function supportVersion(markV) {
  let params = window.location.href
  if (params.indexOf("v=") !== -1) {
    let curV = ''
    curV = getQueryString(params, 'v')
    if (params.indexOf("ori_v=") !== -1) {
      curV = getQueryString(params, 'ori_v')
    }
    let cvArr = curV.split('.')
    let mvArr = markV.split('.')
    for (var i = 0; i < mvArr.length && i < 3; i ++) {
      if (cvArr[i] > mvArr[i]) {
        return true
      } else if ((cvArr[i] === mvArr[i])) {
      } else {
        return false
      }
    }
  }
  return false
}

/**
 *  判断是否支持VisibilityChange的事件
 * @returns {boolean}
 */
function supportVisibilityChange() {
  let userAgentInfo = navigator.userAgent;
  if (userAgentInfo.indexOf('KIW-AL10') !== -1
        || userAgentInfo.indexOf('MX4') !== -1) {
    return false
  } else {
    return true
  }
}

/**
 * 做页面跳转，如果是我查查app内，则用协议打开新Webview；
 * 如果不是，比如分享到微信中打开，则在当前页面路由
 * @param vue Vue对象，一般在export default中传this
 * @param url 跳转的path，如：‘/detail’
 * @param params 跳转的参数，json格式，如：{'jpid': '1'}
 */
function doRouter(vue, url, params) {
  // 如果是正式环境，路由时需要增加项目名
  if (process.env.NODE_ENV === 'production') {
    url = vue.wccconfig.PROJECT_NAME + url;
  }
  if (vue.wccconfig.isApp) {
    vue.wccia.openNewWebView(vue, url, params)
  } else {
    vue.$router.push({path: (url + vue.utils.getUrlParams(location.href)), query: params})
  }
}

/**
 * 进行点击事件的统计
 * @param se_action
 * @param se_category
 * @param se_label
 * @param se_property
 * @param se_value
 */
function doClickTJ(se_ac, se_ca, se_la, se_pr, se_va) {
  window.tkr('newTracker', 'cf', 'perigee.wochacha.com', { // Initialise a tracker
    post: true,
    userFingerprint: false,
    cookieName: "_sp_",
    forceSecureTracker: true,
    platform:"pointraised"
  });
  window.tkr('trackStructEvent', se_ca, se_ac, se_la, se_pr, se_va);
}

/**
 * 进行PV统计
 * @param pageTitle
 * @param platFrom
 */
function doPvTJ(pageTitle, platFrom) {
  window.tkr('newTracker', 'cf', 'perigee.wochacha.com', { // Initialise a tracker
    post: true,
    userFingerprint: false,
    cookieName: "_sp_",
    forceSecureTracker: true,
    platform: platFrom
  });
  window.tkr('trackPageView', pageTitle, ''); // Track the page view with custom title
}

/**
 * 获取指定参数的值
 * @param name
 * @returns {string}
 */
function getQueryString(url, name) {
  url = url.toString()
  let index = url.indexOf('?');
  if (index === -1) {
    return ''
  }
  let reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");
  let r = url.substr(index+1).match(reg);
  if(r){
    return  decodeURI(r[2]);
  } else {
    return ''
  }
}

/**
 * 移除指定参数和值
 * @param url
 * @param names 参数名数组 如['urid','jpid']
 * @returns {*}
 */
function removeQueryString(url, names) {
  url = url.toString()
  let index = url.indexOf('?');
  let baseUrl = '';
  if (index !== -1){
    baseUrl = url.substr(0,url.indexOf('?'))
  } else {
    return url
  }
  let querys = url.substr(index);
  if (names.length > 0){
    for (let i = 0; i < names.length; i++){
      let reg = new RegExp("(^|&)"+ names[i] +"=([^&]*)(&|$)");
      let r = querys.substr(1).match(reg);
      if(r){
        let qStr = decodeURI(r[0]);
        if (qStr.indexOf('&') === 0 && qStr.lastIndexOf('&') + 1 === qStr.length){
          qStr = qStr.substr(0, qStr.length-1)
        }
        querys = querys.replace(new RegExp(qStr,'gm'),'')
      }
    }
    if (querys.length === 1){
      return baseUrl
    } else {
      return baseUrl + querys
    }
  } else {
    return  url
  }
}

/**
 * 修改url参数
 */
function updateUrl(url, key, value) {
  url = url.toString()
  if (url.indexOf('?') === -1) {
    url += '?' + key + '=' + value
  } else if (url.indexOf('?') + 1 === url.length) {
    url += key + '=' + value
  } else {
    url = removeQueryString(url,['urid'])
    if (url.indexOf('?') === -1) {
      url += '?' + key + '=' + value
    } else {
      url += '&' + key + '=' + value
    }
  }
  return url
}

/**
 * 得到url后面的参数
 * @param url
 */
function getUrlParams(url) {
  if (url && url.indexOf("?") !== -1) {
    return url.substring(url.indexOf("?"))
  } else {
    return ''
  }
}

/**
 * 获取图片真实链接
 * @param subUrl
 * @returns {string}
 */
function getRealUrl (subUrl) {
  let host = ''
  if (subUrl.indexOf('http://') !== 0) {
    if (subUrl.indexOf("/") === 0) {
      host = 'http://img.wochacha.com';
    } else if (subUrl.indexOf("img.wochacha.com/") === 0
      ||subUrl.indexOf("imgalpha.wochacha.com/") === 0){
      host = "http://";
    } else if (subUrl.indexOf("https://") === 0) {
      host = "";
    } else {
      host = 'http://img.wochacha.com' + "/";
    }
  }
  return host + subUrl
}

/**
 * 添加倒计时的回调到数组中
 */
let funcs
function setCountdownFunc(func) {
  if (!funcs){
    funcs = new Array()
  }
  funcs.push(func)
  startCountdown()
}

/**
 * 清空倒计时回调
 */
function clearCountdownFuncs() {
  funcs = []
  stopCountdowm()
}

/**
 * 开始倒计时并调用回调方法
 * @type {number}
 */
const interval = 1000
let timer
function startCountdown() {
  if (timer)
    return
  timer = setInterval(function () {
    if (funcs){
      let num = funcs.length
      for (let i = 0; i < num; i++) {
        let func = funcs[i]
        if (func instanceof Function){
          func()
        }
      }
    }
  }, interval)
}

/**
 * 停止倒计时
 */
function stopCountdowm() {
  if (timer) {
    clearInterval(timer)
    timer = NaN
  }
}

/**
 * 根据参数返回包含签名的完整url参数
 * @param params 带?的参数 eg:?name=123&age=456   返回:?name=123&age=456&sign=xxx
 * @returns
 */
function makeSign(params) {
  if (!params) {
    return ''
  }
  var tmpParams = params.substring(1)
  let signKey = '307e8beed4b587214192f3f277c023cd'
  var keyValueArr = tmpParams.split('&')
  var map = new Map()
  if (keyValueArr) {
    var keyArr = new Array()
    for (var i = 0; i < keyValueArr.length; i++) {
      var key = keyValueArr[i].split('=')[0]
      if (keyArr.indexOf(key) === -1) {
        keyArr.push(key)
      }
      map[key] = keyValueArr[i].split('=')[1]
    }
    keyArr.sort()
    var sb = ''
    for (var j = 0; j < keyArr.length; j++) {
      var key = keyArr[j]
      if (key === 'sign') {
        continue
      }
      var value = map[key]
      if (value) {
        sb = sb + key + decodeURIComponent(value)
      } else {
        sb = sb + key
      }
    }
    var s = signKey + getMD5(sb) + signKey
    return params + '&sign=' + getMD5(s)
  }

  /**
   * 得到MD5
   * @param string
   * @returns {string}
   */
  function getMD5(string) {
    function md5_RotateLeft(lValue, iShiftBits) {
      return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
    }
    function md5_AddUnsigned(lX, lY) {
      var lX4, lY4, lX8, lY8, lResult;
      lX8 = (lX & 0x80000000);
      lY8 = (lY & 0x80000000);
      lX4 = (lX & 0x40000000);
      lY4 = (lY & 0x40000000);
      lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
      if (lX4 & lY4) {
        return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
      }
      if (lX4 | lY4) {
        if (lResult & 0x40000000) {
          return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
        } else {
          return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
        }
      } else {
        return (lResult ^ lX8 ^ lY8);
      }
    }
    function md5_F(x, y, z) {
      return (x & y) | ((~x) & z);
    }
    function md5_G(x, y, z) {
      return (x & z) | (y & (~z));
    }
    function md5_H(x, y, z) {
      return (x ^ y ^ z);
    }
    function md5_I(x, y, z) {
      return (y ^ (x | (~z)));
    }
    function md5_FF(a, b, c, d, x, s, ac) {
      a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_F(b, c, d), x), ac));
      return md5_AddUnsigned(md5_RotateLeft(a, s), b);
    };
    function md5_GG(a, b, c, d, x, s, ac) {
      a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_G(b, c, d), x), ac));
      return md5_AddUnsigned(md5_RotateLeft(a, s), b);
    };
    function md5_HH(a, b, c, d, x, s, ac) {
      a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_H(b, c, d), x), ac));
      return md5_AddUnsigned(md5_RotateLeft(a, s), b);
    };
    function md5_II(a, b, c, d, x, s, ac) {
      a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_I(b, c, d), x), ac));
      return md5_AddUnsigned(md5_RotateLeft(a, s), b);
    };
    function md5_ConvertToWordArray(string) {
      var lWordCount;
      var lMessageLength = string.length;
      var lNumberOfWords_temp1 = lMessageLength + 8;
      var lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64;
      var lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;
      var lWordArray = Array(lNumberOfWords - 1);
      var lBytePosition = 0;
      var lByteCount = 0;
      while (lByteCount < lMessageLength) {
        lWordCount = (lByteCount - (lByteCount % 4)) / 4;
        lBytePosition = (lByteCount % 4) * 8;
        lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition));
        lByteCount++;
      }
      lWordCount = (lByteCount - (lByteCount % 4)) / 4;
      lBytePosition = (lByteCount % 4) * 8;
      lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
      lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
      lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
      return lWordArray;
    };
    function md5_WordToHex(lValue) {
      var WordToHexValue = "",
        WordToHexValue_temp = "",
        lByte, lCount;
      for (lCount = 0; lCount <= 3; lCount++) {
        lByte = (lValue >>> (lCount * 8)) & 255;
        WordToHexValue_temp = "0" + lByte.toString(16);
        WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2);
      }
      return WordToHexValue;
    };
    function md5_Utf8Encode(string) {
      string = string.replace(/\r\n/g, "\n");
      var utftext = "";
      for (var n = 0; n < string.length; n++) {
        var c = string.charCodeAt(n);
        if (c < 128) {
          utftext += String.fromCharCode(c);
        } else if ((c > 127) && (c < 2048)) {
          utftext += String.fromCharCode((c >> 6) | 192);
          utftext += String.fromCharCode((c & 63) | 128);
        } else {
          utftext += String.fromCharCode((c >> 12) | 224);
          utftext += String.fromCharCode(((c >> 6) & 63) | 128);
          utftext += String.fromCharCode((c & 63) | 128);
        }
      }
      return utftext;
    };
    var x = Array();
    var k, AA, BB, CC, DD, a, b, c, d;
    var S11 = 7,
      S12 = 12,
      S13 = 17,
      S14 = 22;
    var S21 = 5,
      S22 = 9,
      S23 = 14,
      S24 = 20;
    var S31 = 4,
      S32 = 11,
      S33 = 16,
      S34 = 23;
    var S41 = 6,
      S42 = 10,
      S43 = 15,
      S44 = 21;
    string = md5_Utf8Encode(string);
    x = md5_ConvertToWordArray(string);
    a = 0x67452301;
    b = 0xEFCDAB89;
    c = 0x98BADCFE;
    d = 0x10325476;
    for (k = 0; k < x.length; k += 16) {
      AA = a;
      BB = b;
      CC = c;
      DD = d;
      a = md5_FF(a, b, c, d, x[k + 0], S11, 0xD76AA478);
      d = md5_FF(d, a, b, c, x[k + 1], S12, 0xE8C7B756);
      c = md5_FF(c, d, a, b, x[k + 2], S13, 0x242070DB);
      b = md5_FF(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE);
      a = md5_FF(a, b, c, d, x[k + 4], S11, 0xF57C0FAF);
      d = md5_FF(d, a, b, c, x[k + 5], S12, 0x4787C62A);
      c = md5_FF(c, d, a, b, x[k + 6], S13, 0xA8304613);
      b = md5_FF(b, c, d, a, x[k + 7], S14, 0xFD469501);
      a = md5_FF(a, b, c, d, x[k + 8], S11, 0x698098D8);
      d = md5_FF(d, a, b, c, x[k + 9], S12, 0x8B44F7AF);
      c = md5_FF(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1);
      b = md5_FF(b, c, d, a, x[k + 11], S14, 0x895CD7BE);
      a = md5_FF(a, b, c, d, x[k + 12], S11, 0x6B901122);
      d = md5_FF(d, a, b, c, x[k + 13], S12, 0xFD987193);
      c = md5_FF(c, d, a, b, x[k + 14], S13, 0xA679438E);
      b = md5_FF(b, c, d, a, x[k + 15], S14, 0x49B40821);
      a = md5_GG(a, b, c, d, x[k + 1], S21, 0xF61E2562);
      d = md5_GG(d, a, b, c, x[k + 6], S22, 0xC040B340);
      c = md5_GG(c, d, a, b, x[k + 11], S23, 0x265E5A51);
      b = md5_GG(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA);
      a = md5_GG(a, b, c, d, x[k + 5], S21, 0xD62F105D);
      d = md5_GG(d, a, b, c, x[k + 10], S22, 0x2441453);
      c = md5_GG(c, d, a, b, x[k + 15], S23, 0xD8A1E681);
      b = md5_GG(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8);
      a = md5_GG(a, b, c, d, x[k + 9], S21, 0x21E1CDE6);
      d = md5_GG(d, a, b, c, x[k + 14], S22, 0xC33707D6);
      c = md5_GG(c, d, a, b, x[k + 3], S23, 0xF4D50D87);
      b = md5_GG(b, c, d, a, x[k + 8], S24, 0x455A14ED);
      a = md5_GG(a, b, c, d, x[k + 13], S21, 0xA9E3E905);
      d = md5_GG(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8);
      c = md5_GG(c, d, a, b, x[k + 7], S23, 0x676F02D9);
      b = md5_GG(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A);
      a = md5_HH(a, b, c, d, x[k + 5], S31, 0xFFFA3942);
      d = md5_HH(d, a, b, c, x[k + 8], S32, 0x8771F681);
      c = md5_HH(c, d, a, b, x[k + 11], S33, 0x6D9D6122);
      b = md5_HH(b, c, d, a, x[k + 14], S34, 0xFDE5380C);
      a = md5_HH(a, b, c, d, x[k + 1], S31, 0xA4BEEA44);
      d = md5_HH(d, a, b, c, x[k + 4], S32, 0x4BDECFA9);
      c = md5_HH(c, d, a, b, x[k + 7], S33, 0xF6BB4B60);
      b = md5_HH(b, c, d, a, x[k + 10], S34, 0xBEBFBC70);
      a = md5_HH(a, b, c, d, x[k + 13], S31, 0x289B7EC6);
      d = md5_HH(d, a, b, c, x[k + 0], S32, 0xEAA127FA);
      c = md5_HH(c, d, a, b, x[k + 3], S33, 0xD4EF3085);
      b = md5_HH(b, c, d, a, x[k + 6], S34, 0x4881D05);
      a = md5_HH(a, b, c, d, x[k + 9], S31, 0xD9D4D039);
      d = md5_HH(d, a, b, c, x[k + 12], S32, 0xE6DB99E5);
      c = md5_HH(c, d, a, b, x[k + 15], S33, 0x1FA27CF8);
      b = md5_HH(b, c, d, a, x[k + 2], S34, 0xC4AC5665);
      a = md5_II(a, b, c, d, x[k + 0], S41, 0xF4292244);
      d = md5_II(d, a, b, c, x[k + 7], S42, 0x432AFF97);
      c = md5_II(c, d, a, b, x[k + 14], S43, 0xAB9423A7);
      b = md5_II(b, c, d, a, x[k + 5], S44, 0xFC93A039);
      a = md5_II(a, b, c, d, x[k + 12], S41, 0x655B59C3);
      d = md5_II(d, a, b, c, x[k + 3], S42, 0x8F0CCC92);
      c = md5_II(c, d, a, b, x[k + 10], S43, 0xFFEFF47D);
      b = md5_II(b, c, d, a, x[k + 1], S44, 0x85845DD1);
      a = md5_II(a, b, c, d, x[k + 8], S41, 0x6FA87E4F);
      d = md5_II(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0);
      c = md5_II(c, d, a, b, x[k + 6], S43, 0xA3014314);
      b = md5_II(b, c, d, a, x[k + 13], S44, 0x4E0811A1);
      a = md5_II(a, b, c, d, x[k + 4], S41, 0xF7537E82);
      d = md5_II(d, a, b, c, x[k + 11], S42, 0xBD3AF235);
      c = md5_II(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB);
      b = md5_II(b, c, d, a, x[k + 9], S44, 0xEB86D391);
      a = md5_AddUnsigned(a, AA);
      b = md5_AddUnsigned(b, BB);
      c = md5_AddUnsigned(c, CC);
      d = md5_AddUnsigned(d, DD);
    }
    return (md5_WordToHex(a) + md5_WordToHex(b) + md5_WordToHex(c) + md5_WordToHex(d)).toLowerCase();
  }
}

export default {
  getQueryString,
  removeQueryString,
  updateUrl,
  doClickTJ,
  doRouter,
  init,
  doPvTJ,
  getUrlParams,
  getRealUrl,
  supportVisibilityChange,
  makeSign,
  supportWccia,
  supportGetNativeParameter,
  supportShare,
  notLessThan935,
  supportMyPoints,
  setCountdownFunc,
  clearCountdownFuncs
}
